Carried out by researchers from Zurich's Institute for Dynamic Systems and Controls, the mini drones are capable of launching—and then catching!—an inverted pendulum (umm, a pole). Man, I would really struggle to do that, and these drones can do it perfectly. If you want to know more about how it all works Robohub has a great breakdown. Otherwise, just sit in awe like me. [YouTube via Verge]